2023 US8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.4619854857 ± 5.83e-05
Semi-major axis (a)	2.2680493452 AU ± 2.93e-04
Inclination (i)	6.44265478° ± 7.52e-04
Long. of Asc. Node (Ω)	75.85893706° ± 9.33e-04
Arg. of Perihelion (ω)	300.98781624° ± 2.30e-03
Mean Anomaly (M)	225.21949528° ± 4.35e-02
Mean Motion (n)	0.2885582713°/day ± 5.60e-05
Perihelion dist (q)	1.22024347 AU ± 2.06e-04
Aphelion dist (Q)	3.31585522 AU ± 4.49e-04
Orbital Period	3.41569236 yr ± 6.63e-04

Physical Parameters

H (abs. magnitude)	23.56
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-06-02
RMS Residual	0.176″
Uncertainty	2
Orbit Type	Amor
MOID	0.244169 AU
Observations Used	16
Oppositions	1
Arc Total	2023-2023
First Observation Used	2023-10-17
Last Observation Used	2023-11-11

Observations (16)

Date	Type	RA	Dec	Mag	Band	Observatory
2023-10-17 12:33:36	C	03 52 40.261	-01 08 29.16	–	X	F51
2023-10-17 12:49:33	C	03 52 40.675	-01 08 15.37	–	X	F51
2023-10-17 13:05:29	C	03 52 41.126	-01 08 01.31	–	X	F51
2023-10-17 13:21:22	C	03 52 41.551	-01 07 47.72	–	X	F51
2023-10-17 15:22:51	C	03 52 44.962	-01 06 01.44	–	V	F51
2023-10-17 15:23:47	C	03 52 44.980	-01 06 00.76	–	V	F51
2023-10-20 13:32:42	C	03 54 57.792	-00 03 29.95	–	V	F51
2023-10-20 13:33:53	C	03 54 57.837	-00 03 29.31	–	V	F51
2023-10-22 09:13:44	C	03 56 03.824	+00 36 35.83	–	V	H01
2023-10-22 09:15:22	C	03 56 03.852	+00 36 37.50	–	V	H01
2023-10-22 09:33:15	C	03 56 04.118	+00 36 54.13	–	V	H01
2023-10-22 09:44:16	C	03 56 04.285	+00 37 04.25	–	V	H01
2023-11-11 07:24:57	C	03 56 28.226	+08 32 31.85	–	V	V06
2023-11-11 07:30:41	C	03 56 28.100	+08 32 38.08	–	V	V06
2023-11-11 07:36:24	C	03 56 27.978	+08 32 43.48	–	V	V06
2023-11-11 07:42:07	C	03 56 27.802	+08 32 49.16	–	V	V06